Home / 36,201.76-49,965.24-21,096.64

Finding the Fourth Proportional to 36,201.76, 49,965.24 and 21,096.64

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Solution

The fourth proportional to 36,201.76, 49,965.24 and 21,096.64 is: 29,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,201.76 : 49,965.24 = 21,096.64 : x
  2. Step 2: Convert to fraction form
    36,201.76/49,965.24 = 21,096.64/x
  3. Step 3: Cross multiply
    36,201.76x = 49,965.24 × 21,096.64
  4. Step 4: Simplify right side
    36,201.76x = 1,054,098,680.79
  5. Step 5: Solve for x
    x = 1,054,098,680.79/36,201.76
  6. Step 6: Final answer
    x = 29,117.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.